{"id":205349,"date":"2025-05-29T17:26:53","date_gmt":"2025-05-29T09:26:53","guid":{"rendered":"https:\/\/server.hk\/cnblog\/205349\/"},"modified":"2025-05-29T17:26:53","modified_gmt":"2025-05-29T09:26:53","slug":"%e7%bc%a9%e5%86%99%e5%87%bd%e6%95%b0%e4%b8%ad%e7%9a%84else%e8%af%ad%e5%8f%a5%e4%b8%ba%e4%bb%80%e4%b9%88%e5%a6%82%e6%ad%a4%e9%87%8d%e8%a6%81%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/205349\/","title":{"rendered":"\u7f29\u5199\u51fd\u6570\u4e2d\u7684`else`\u8bed\u53e5\u4e3a\u4ec0\u4e48\u5982\u6b64\u91cd\u8981\uff1f"},"content":{"rendered":"

<\/b> <\/p>\n

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\u4e00\u5206\u8015\u8018\uff0c\u4e00\u5206\u6536\u83b7\uff01\u65e2\u7136\u6253\u5f00\u4e86\u8fd9\u7bc7\u6587\u7ae0\uff0c\u5c31\u575a\u6301\u770b\u4e0b\u53bb\u5427\uff01\u6587\u4e2d\u5185\u5bb9\u5305\u542b<\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9…\u5e0c\u671b\u4f60\u80fd\u5728\u9605\u8bfb\u672c\u6587\u540e\uff0c\u80fd\u771f\u771f\u5b9e\u5b9e\u5b66\u5230\u77e5\u8bc6\u6216\u8005\u5e2e\u4f60\u89e3\u51b3\u5fc3\u4e2d\u7684\u7591\u60d1\uff0c\u4e5f\u6b22\u8fce\u5927\u4f6c\u6216\u8005\u65b0\u4eba\u670b\u53cb\u4eec\u591a\u7559\u8a00\u8bc4\u8bba\uff0c\u591a\u7ed9\u5efa\u8bae\uff01\u8c22\u8c22\uff01<\/p>\n

<\/p>\n

\u4e3a\u4ec0\u4e48else\u8bed\u53e5\u5728\u7f29\u5199\u51fd\u6570\u4e2d\u81f3\u5173\u91cd\u8981\uff1f<\/strong><\/p>\n

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else\u8bed\u53e5\u7684\u4f5c\u7528<\/strong><\/p>\n

python\u4e2d\uff0celse\u8bed\u53e5\u4e0eif\u8bed\u53e5\u914d\u5bf9\uff0c\u5f53if\u6761\u4ef6\u4e0d\u6ee1\u8db3\u65f6\u6267\u884celse\u8bed\u53e5\u5757\u4e2d\u7684\u4ee3\u7801\u3002\u5728\u7ed9\u5b9a\u7684\u51fd\u6570\u4e2d\uff0celse\u8bed\u53e5\u6267\u884c\u4ee5\u4e0b\u64cd\u4f5c\uff1a<\/p>\n

else:\n    a = str(i[0])<\/pre>\n
\u6b64\u8bed\u53e5\u5c06\u5355\u8bcd\u7684\u9996\u5b57\u6bcd\u8d4b\u503c\u7ed9\u53d8\u91cfa\u3002\u5bf9\u4e8e\u4ee5\u5927\u5199\u5b57\u6bcd\u5f00\u5934\u7684\u5355\u8bcd\uff0c\u8fd9\u6837\u505a\u662f\u6709\u5fc5\u8981\u7684\uff0c\u56e0\u4e3aif\u6761\u4ef6\u4ec5\u5904\u7406\u4ee5\u5c0f\u5199\u5b57\u6bcd\u5f00\u5934\u7684\u5355\u8bcd\u3002<\/p>\n
l-e-g-b\u89e3\u6790\u987a\u5e8f<\/strong><\/p>\n
\u5728\u6b64\u4e0a\u4e0b\u6587\u4e2d\uff0c\u7406\u89e3python\u4e2d\u7684l-e-g-b\u89e3\u6790\u987a\u5e8f\u5f88\u91cd\u8981\uff1a<\/p>\n
    \n
  • l\uff08\u5c40\u90e8\uff09\uff1a<\/strong>\u5728\u51fd\u6570\u6216\u5757\u4e2d\u5b9a\u4e49\u7684\u53d8\u91cf\u3002<\/li>\n
  • e\uff08\u5c01\u95ed\u51fd\u6570\uff09\uff1a<\/strong>\u5728\u5305\u542b\u51fd\u6570\u4e2d\u5b9a\u4e49\u7684\u53d8\u91cf\u3002<\/li>\n
  • g\uff08\u5168\u5c40\uff09\uff1a<\/strong>\u5728\u6574\u4e2a\u7a0b\u5e8f\u4e2d\u5b9a\u4e49\u7684\u53d8\u91cf\u3002<\/li>\n
  • b\uff08\u5185\u7f6e\uff09\uff1a<\/strong>python\u9884\u5b9a\u4e49\u7684\u53d8\u91cf\u3002<\/li>\n<\/ul>\n
    \u5f53\u51fd\u6570\u4e2d\u7684\u53d8\u91cf\u88ab\u8bbf\u95ee\u65f6\uff0cpython\u4f1a\u6309\u7167l-e-g-b\u987a\u5e8f\u67e5\u627e\u5339\u914d\u7684\u53d8\u91cf\u3002\u5728\u7ed9\u5b9a\u51fd\u6570\u4e2d\uff0c\u53d8\u91cfa\u5728if\u5757\u5185\u5b9a\u4e49\uff0c\u56e0\u6b64\u5176\u8303\u56f4\u4ec5\u9650\u4e8e\u8be5\u5757\u3002\u5982\u679c\u6ca1\u6709else\u8bed\u53e5\uff0c\u5f53\u8bbf\u95eea\u65f6\uff0cpython\u4f1a\u5c1d\u8bd5\u5728\u5168\u5c40\u4f5c\u7528\u57df\u4e2d\u67e5\u627e\u5b83\uff0c\u800c\u5168\u5c40\u4e2d\u6ca1\u6709\u5b9a\u4e49a\uff0c\u5bfc\u81f4\u9519\u8bef\u3002<\/p>\n
    \u7ed3\u8bba<\/strong><\/p>\n
    \u56e0\u6b64\uff0c\u5728\u7f29\u5199\u51fd\u6570\u4e2d\u6dfb\u52a0else\u8bed\u53e5\u81f3\u5173\u91cd\u8981\uff0c\u56e0\u4e3a\u5b83\u786e\u4fdd\u4e86\u5904\u7406\u6240\u6709\u5355\u8bcd\uff0c\u65e0\u8bba\u5176\u9996\u5b57\u6bcd\u5927\u5c0f\u5199\u5982\u4f55\uff0c\u907f\u514d\u4e86\u975e\u96f6\u8fd4\u56de\u95ee\u9898\u3002\u5b83\u7b26\u5408python\u4e2d\u7684\u4f5c\u7528\u57df\u89c4\u5219\uff0c\u5e76\u9632\u6b62\u53d8\u91cf\u67e5\u627e\u9519\u8bef\u3002<\/p>\n
    \u672c\u7bc7\u5173\u4e8e\u300a\u7f29\u5199\u51fd\u6570\u4e2d\u7684`else`\u8bed\u53e5\u4e3a\u4ec0\u4e48\u5982\u6b64\u91cd\u8981\uff1f\u300b\u7684\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\u5566\uff0c\u4f46\u662f\u5b66\u65e0\u6b62\u5883\uff0c\u60f3\u8981\u4e86\u89e3\u5b66\u4e60\u66f4\u591a\u5173\u4e8e\u6587\u7ae0\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u8bf7\u5173\u6ce8\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
    \u7f29\u5199\u51fd\u6570\u4e2d\u7684`else`\u8bed\u53e5\u4e3a\u4ec0...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-205349","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205349","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=205349"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205349\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=205349"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=205349"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=205349"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}